Gantry crane comes from overhead crane, mainly used for loading and unloading operation in outdoor freight yard, stock yard and factory.

The metal structure of gantry crane is like a door frame, two legs supporting load bearing main girder could move directly along rail track on the ground. Two ends of main girder could have overhanging cantilevers.
Featuring high usage of room, large work scope, wide adaptive surface and strong application and popularity, the gantry crane is widely used in port and stock yard.
Gantry crane is usually made up of several parts as below:
1. Metal structure
2. Trolley moving system;
3. Crane moving system;
4. Electrical system;
5. driver’s cabin